JPS6036547U - Engine air-fuel ratio control device - Google Patents
Engine air-fuel ratio control deviceInfo
- Publication number
- JPS6036547U JPS6036547U JP12915883U JP12915883U JPS6036547U JP S6036547 U JPS6036547 U JP S6036547U JP 12915883 U JP12915883 U JP 12915883U JP 12915883 U JP12915883 U JP 12915883U JP S6036547 U JPS6036547 U JP S6036547U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- fuel ratio
- atmosphere
- port
- slow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図と第２図は従来の実施例め説明図、第３図は本考
案の構成を明示する全体構成図、第４図は本考案の第１
実施例の説明図、第５図はその電気回路図、第６図はそ
の動作線図、第７図は本考案の第２実施例の要部説明図
、第８図は本考案の第３実施例の要部説明図、第９図は
その電気回路図である。
１６・・・吸気通路、１７・・・スロットルバルブ、１
８・・・スローポート、１９・・・２次空気供給ポート
、２０・・・開閉弁、２１・・・気化器、２２・・・電
気制御口を路。Figures 1 and 2 are explanatory diagrams of conventional embodiments, Figure 3 is an overall configuration diagram clearly showing the configuration of the present invention, and Figure 4 is the first diagram of the present invention.
An explanatory diagram of the embodiment, FIG. 5 is its electric circuit diagram, FIG. 6 is its operation diagram, FIG. 7 is an explanatory diagram of the main part of the second embodiment of the present invention, and FIG. 8 is the third embodiment of the present invention. FIG. 9, which is an explanatory view of the main parts of the embodiment, is an electric circuit diagram thereof. 16... Intake passage, 17... Throttle valve, 1
8... slow port, 19... secondary air supply port, 20... on-off valve, 21... carburetor, 22... electrical control port.
Claims (3)
に形成されたスローポートと吸気通路のスロットルバル
ブ下流位置に形成した２次空気供給ポートとのそれぞれ
を電気アクチュエータ駆動の開閉弁を介して大気に連通
させるとともに、気化器による燃料供給のスロー域にお
いては前記開閉弁を介してスローポートを大気に連通さ
せて供給燃料の空燃比を制御しかつ気化器による燃料供
給のメイン域において前記開閉弁を介して２次空気供給
ポートを大気に連通させて供給燃料の空燃比を制御する
電気制御回路を設けることを特徴とするエンジンの空燃
比制御装置。(1) A slow port formed near the fully closed throttle valve in the engine intake passage and a secondary air supply port formed downstream of the throttle valve in the intake passage are connected to the atmosphere via an on-off valve driven by an electric actuator. At the same time, in the slow range of fuel supply by the carburetor, the slow port is communicated with the atmosphere via the on-off valve to control the air-fuel ratio of the supplied fuel, and in the main range of fuel supply by the carburetor, the slow port is communicated with the atmosphere through the on-off valve. An air-fuel ratio control device for an engine, comprising an electric control circuit that controls the air-fuel ratio of supplied fuel by communicating a secondary air supply port with the atmosphere through the secondary air supply port.
してスローポートと２次空気供給ポートの個々に独立し
て設けることを特徴とする実用新案登録請求の範囲第１
項に記載のエンジンの空燃比制御装置。(2) Utility model registration claim 1, characterized in that the on-off valve driven by an electric actuator is provided independently for each of the slow port and the secondary air supply port as an electromagnetic on-off valve.
An air-fuel ratio control device for an engine according to paragraph 1.
弁として、１箇の電磁開閉弁のストロークを２段にして
、１段目のストロークでスローポートを大気に連通しか
つ２段目のストロークで２次空気供給ポートを大気に連
通ずることを特徴とする実用新案登録請求の範囲第１項
に記載の工・ ンジンの空燃比制御装置。(3) The on-off valve driven by the electric actuator is an electromagnetic on-off valve, and the stroke of each electromagnetic on-off valve is set to two stages, so that the first stroke connects the slow port to the atmosphere, and the second stroke connects the slow port to the atmosphere. 1. The air-fuel ratio control device for an engine as claimed in claim 1, characterized in that the second air supply port is connected to the atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12915883U JPS6036547U (en) | 1983-08-19 | 1983-08-19 | Engine air-fuel ratio control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12915883U JPS6036547U (en) | 1983-08-19 | 1983-08-19 | Engine air-fuel ratio control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6036547U true JPS6036547U (en) | 1985-03-13 |
Family
ID=30292744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12915883U Pending JPS6036547U (en) | 1983-08-19 | 1983-08-19 | Engine air-fuel ratio control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6036547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103124A (en) * | 1986-10-21 | 1988-05-07 | Toa Harbor Works Co Ltd | Sand covering work for seabed |
| JPS63156119A (en) * | 1986-12-18 | 1988-06-29 | Toa Harbor Works Co Ltd | Work for laying earth on sea bottom |
-
1983
- 1983-08-19 JP JP12915883U patent/JPS6036547U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103124A (en) * | 1986-10-21 | 1988-05-07 | Toa Harbor Works Co Ltd | Sand covering work for seabed |
| JPS63156119A (en) * | 1986-12-18 | 1988-06-29 | Toa Harbor Works Co Ltd | Work for laying earth on sea bottom |
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